Home / 5,591,414.21-7,712,358.30-3,627,784.06

Finding the Fourth Proportional to 5,591,414.21, 7,712,358.30 and 3,627,784.06

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Solution

The fourth proportional to 5,591,414.21, 7,712,358.30 and 3,627,784.06 is: 5,003,880.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,591,414.21 : 7,712,358.30 = 3,627,784.06 : x
  2. Step 2: Convert to fraction form
    5,591,414.21/7,712,358.30 = 3,627,784.06/x
  3. Step 3: Cross multiply
    5,591,414.21x = 7,712,358.30 × 3,627,784.06
  4. Step 4: Simplify right side
    5,591,414.21x = 27,978,770,486,467.80
  5. Step 5: Solve for x
    x = 27,978,770,486,467.80/5,591,414.21
  6. Step 6: Final answer
    x = 5,003,880.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.